The functions and the possible mechanism of PQQ were reviewed.

Conclusions PQQ could protect cortical neurons from damage induced by glutamic acid.

结论吡咯喹啉醌对谷氨酸诱发的皮层神经元损伤具有保护作用。

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Quasi-optical networks ( QON) were widely used in the remote sensing radiometry system embedded in the satellite platform.

准光系统广泛应用于星载遥感系统中。

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Model QON Recycle Tube Type Pneumatic Pulverizer

QON型循环管式气流粉碎机

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All of the lysozyme cDNAs in three shrimps contain an ORF of 477 bp, respectively. The 477 bp QRF encodes 158 amino acid residues, including 140 amino acid residues of mature peptide and 18 amino acid residues of signal peptide.

所克隆的3种对虾溶菌酶基因的ORF均为477bp，编码158个氨基酸，包括成熟肽140个氨基酸残基和信号肽18个氨基酸残基。

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QRF is a kind of new armament oil with the functions which can conduct cleaning, lubrication and anti-corrosion, and it performs well at low temperature.

QRF武器三用油是一种新型的多功能油品，具有清洗、润滑、防护功能，低温性能优良等特点。

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New Multi-functional Armament Oil& QRF

新型多功能军械油

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As a result of the executed QRM evaluation, the site is now able to better prioritize resource utilization to focus auditing efforts on those areas with the highest risk scores.

作为执行QRM评估的结果，该网站现在能够更好地优先的资源利用率，注重风险最高的分数，这些领域的审计力度。

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The first person to review the project is the quality and risk management ( QRM) lead, who focuses on the risks associated with the proposal and its subsequent mitigation.

首先审核项目的是质量和风险管理（QRM）主管，他重点关注与提案有关的风险及随后的风险迁移。

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The risk assessment information is shared with the QRM lead who then assesses the risk for the bidding company in executing the project.

风险评估信息将与QRM主管共享，由后者为想要执行这一项目的竞标公司进行风险评估。

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Obtaining final approval from the QRM leader is absolutely critical to marking the successful completion of the tasks.

获得QRM主管的批准，是成功完成任务的重要标志。

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Without the final approval of the QRM lead, a proposal cannot be formally submitted to the client.

没有QRM主管的最终批准，提案就不能正式提交给客户。

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Quality and risk management ( QRM) lead& Conducts the quality assurance assessment of the proposal.

质量和风险管理（QRM）主管&主要执行提案的质量保证评估工作。

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Application of quality risk management ( QRM) in drug GMP site inspection

质量风险管理在药品GMP现场检查中运用的探讨

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Questionable research practices ( QRP) is grey area in scientific research which is between responsible conduct in research and misconduct in research.

QRP（有问题的研究行为）是指介于负责任的科学研究行为与研究中的不端行为之间的灰色领域。

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Study of QRP Communication in Amateur Radio

业余无线电QRP通联的研究与尝试

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Based on the evaluation indices QPD and IAQ perceived value C about indoor air quality, a new index called GPV ( generalized IAQ perceived value) is put forward, while relevant mathematic model is introduced in detail.

在室内空气品质评价指标QPD和IAQ感知值的基础上，提出广义IAQ感知值GPV的概念，并给出了数学模型。

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After analyzing the principle and difficulties of analog QPD receiver, the article introduces the principle of digital QFD, oversampling and IF sampling, and the implement of digital receiver on MSL 400 spectrometer.

本文在分析模拟正交检波原理与不足的基础上，介绍了数字正交检波、过采样和采用中频直接采样的原理，及在400MHz核磁谱仪上的实现方案。

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The essence of the traditional photoelectric autocollimator based on QPD is by detecting the location of the light intensity center of gravity to achieve the angle measurement.

传统的四象限光电自准直测量系统，其实质是通过检测聚焦点光斑光强重心的位置而实现角度测量的。

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Results With the age increasing, the Vp, Qpi, Vp/ SV and P+/ P-of the rapid ejection period of heart decrease, furthermore, there were significant differences between the younger group and the older group ( P < 0.01).

结果心脏快速射血期的Vp、Qpi、Vp／SV以及P＋／P－，随年龄增大而减小，且青年组与老年组之间有显著性差异（P＜0.01）；

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Quality Products International Limited – QPI Ltd-QPI is currently looking for qualified Quality Control inspectors in Fuzhou.

精品国际（QPI）正在寻找在福州的合格的质检员。

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